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nslookup: set default DNS server again. Hopefully helps with 675

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2013-06-27 01:09:51 +02:00
parent 1f5e81f8f8
commit d66eb9042d
1 changed files with 13 additions and 2 deletions
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13
networking/nslookup.c
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@ -138,6 +138,9 @@ static void set_default_dns(const char *server)
{ {
len_and_sockaddr *lsa; len_and_sockaddr *lsa;
if (!server)
return;
/* NB: this works even with, say, "[::1]:5353"! :) */ /* NB: this works even with, say, "[::1]:5353"! :) */
lsa = xhost2sockaddr(server, 53); lsa = xhost2sockaddr(server, 53);
@ -181,9 +184,17 @@ int nslookup_main(int argc, char **argv)
/* (but it also says "may be enabled in /etc/resolv.conf") */ /* (but it also says "may be enabled in /etc/resolv.conf") */
/*_res.options |= RES_USE_INET6;*/ /*_res.options |= RES_USE_INET6;*/
if (argv[2])
set_default_dns(argv[2]); set_default_dns(argv[2]);
server_print(); server_print();
/* getaddrinfo and friends are free to request a resolver
* reinitialization. Just in case, set_default_dns() again
* after getaddrinfo (in server_print). This reportedly helps
* with bug 675 "nslookup does not properly use second argument"
* at least on Debian Wheezy and Openwrt AA (eglibc based).
*/
set_default_dns(argv[2]);
return print_host(argv[1], "Name:"); return print_host(argv[1], "Name:");
} }